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Gigabeat: Turn off more devices that aren't needed or not needed right away. Tests ok on my unit. Will check currents later.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13711 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2007-06-25 13:31:21 +00:00
parent 00dd14922b
commit 0fd69f6cbb
1 changed files with 27 additions and 13 deletions
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40
firmware/target/arm/s3c2440/gigabeat-fx/system-meg-fx.c
View file

@ -54,26 +54,40 @@ void system_reboot(void)
void system_init(void) void system_init(void)
{ {
/* Turn off un-needed devices */ /* Turn off currently-not or never-needed devices */
/* Turn off all of the UARTS */ CLKCON &= ~(
CLKCON &= ~( (1<<10) | (1<<11) |(1<<12) ); /* Turn off AC97 and Camera */
(1<<19) | (1<<20)
/* Turn off AC97 and Camera */ /* Turn off SPI */
CLKCON &= ~( (1<<19) | (1<<20) ); | (1 << 18)
/* Turn off USB host */ /* Turn off IIS */
CLKCON &= ~(1 << 6); | (1 << 17)
/* Turn off I2C */
| (1 << 16)
/* Turn off all of the UARTS */
| ( (1<<10) | (1<<11) |(1<<12) )
/* Turn off MMC/SD/SDIO Controller (SDI) */
| (1 << 9)
/* Turn off USB device */
| (1 << 7)
/* Turn off USB host */
| (1 << 6)
/* Turn off NAND flash controller */
| (1 << 4)
/* Turn off USB device */ );
CLKCON &= ~(1 << 7);
/* Turn off NAND flash controller */
CLKCON &= ~(1 << 4);
/* Turn off the USB PLL */ /* Turn off the USB PLL */
CLKSLOW |= (1 << 7); CLKSLOW |= (1 << 7);
} }